Home / 43,127.58-64,669.47-19,733.97

Finding the Fourth Proportional to 43,127.58, 64,669.47 and 19,733.97

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Solution

The fourth proportional to 43,127.58, 64,669.47 and 19,733.97 is: 29,590.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,127.58 : 64,669.47 = 19,733.97 : x
  2. Step 2: Convert to fraction form
    43,127.58/64,669.47 = 19,733.97/x
  3. Step 3: Cross multiply
    43,127.58x = 64,669.47 × 19,733.97
  4. Step 4: Simplify right side
    43,127.58x = 1,276,185,380.90
  5. Step 5: Solve for x
    x = 1,276,185,380.90/43,127.58
  6. Step 6: Final answer
    x = 29,590.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.